Transaction not yet indexed

2kkC2nmTREtHZBirZAMoTe4ppeBBTEfk78yqy4ySktxDAx2aZaJzvZQ3mpwPJKsvb2ChXuQv1Fr7NJzLbskEhPC1

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.